Tsakos Energy Navigation (TNP) - 2018 Q4 - Annual Report

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR Commission file number 001-31236 TSAKOS ENERGY NAVIGATION LIMITED (Exact name of Registrant as specified in its charter) Not Applicable (Translation of Registrant's name into English) Bermuda (Jurisdiction of incorporation or organization) 367 Syngrou Avenue 175 64 P. Faliro Athens, Greece 011-30210-9407710 ( ...